Home / 1,270,849,723.17-1,905,182,670.33-441,695,649.93

Finding the Fourth Proportional to 1,270,849,723.17, 1,905,182,670.33 and 441,695,649.93

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Solution

The fourth proportional to 1,270,849,723.17, 1,905,182,670.33 and 441,695,649.93 is: 662,163,969.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,849,723.17 : 1,905,182,670.33 = 441,695,649.93 : x
  2. Step 2: Convert to fraction form
    1,270,849,723.17/1,905,182,670.33 = 441,695,649.93/x
  3. Step 3: Cross multiply
    1,270,849,723.17x = 1,905,182,670.33 × 441,695,649.93
  4. Step 4: Simplify right side
    1,270,849,723.17x = 841,510,897,806,782,208
  5. Step 5: Solve for x
    x = 841,510,897,806,782,208/1,270,849,723.17
  6. Step 6: Final answer
    x = 662,163,969.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.